Document Type : Original Article
Authors
1 Assistant Professor, Department of Orthopedics, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran.
2 Associate Professor, Department of Anesthesiology, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran.
3 Assistant Professor, Department of Neurosurgery, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran.
Abstract
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